CHILDRENHow To Make Your Kids Smarter: 10 Steps Backed By ScienceEric BarkerMar 04, 2014I’ve explored the science behind what makes kids happier, what type of parenting works best and what makes for joyful families. But what makes children — from babies up through the teen years — smarter? Here are 10 things science says can help: 1) Music LessonsPlain and simple..